<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>bug测试</title>
</head>
<body>

<form id="form" name="form" method="post" action="">
    <button  type="submit" name="delete_id" id="delete_button" value="{{ i.id }}" onclick="return confirm('确定删除吗？')">删除</button>
</form>

</body>
</html>